Finding the Fourth Proportional to 8,274,592,573.62, 11,419,178,902.56 and 4,515,645,261.48
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Solution
The fourth proportional to 8,274,592,573.62, 11,419,178,902.56 and 4,515,645,261.48 is: 6,231,722,062.76
Step by Step Solution
- Step 1: Write the proportion equation
8,274,592,573.62 : 11,419,178,902.56 = 4,515,645,261.48 : x - Step 2: Convert to fraction form
8,274,592,573.62/11,419,178,902.56 = 4,515,645,261.48/x - Step 3: Cross multiply
8,274,592,573.62x = 11,419,178,902.56 × 4,515,645,261.48 - Step 4: Simplify right side
8,274,592,573.62x = 51,564,961,101,337,444,352 - Step 5: Solve for x
x = 51,564,961,101,337,444,352/8,274,592,573.62 - Step 6: Final answer
x = 6,231,722,062.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.